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Some cannibal pirate spiders trick their cousins into 'walking the plank'

A pirate spider in Costa Rica uses a never-before-seen hunting strategy that exploits the way other spiders build webs. ....

United States , Costa Rica , Gustavo Hormiga , Laura Segura Hern , University Of Nebraska , George Washington University , Costa Rican ,

Two species and a single name: 'Double identity' revealed in a venomous banana spider


Credit: N. Hazzi
Spiders from the genus Phoneutria - also known as banana spiders - are considered aggressive and among the most venomous spiders in the world, with venom that has a neurotoxic action. These large nocturnal spiders usually inhabit environments disturbed by humans and are often found in banana plantations in the Neotropical region.
One of these spiders,
P. boliviensis, is a medically important species widely distributed in Central and South America, whose behaviour, habitat, venom composition, toxicity and bites on humans have already been paid considerable attention in previous research work. Nevertheless, after examining a large pool of museum specimens, biologists from The George Washington University (N. Hazzi and G. Hormiga) began to wonder if samples named ....

United Kingdom , United States , Costa Rica , Comisaria Del Vichada , Nicolasa Hazzi , Gustavo Hormiga , George Washington Universityn Hazzi , South America , George Washington University , Central America , Population Biology , Zoology Veterinary Science , ஒன்றுபட்டது கிஂக்டம் , ஒன்றுபட்டது மாநிலங்களில் , கோஸ்டா ரிக்கா , குஸ்டாவோ ஹார்மிகா , தெற்கு அமெரிக்கா , ஜார்ஜ் வாஷிங்டன் பல்கலைக்கழகம் , மைய அமெரிக்கா , பாப்யுலேஶந் உயிரியல் , ஸுவாலஜீ கால்நடை அறிவியல் ,